
# alist = [1, 2, 3, 4]
# for elem in alist:
#         print(elem)

# alist = [1, 2, 3, 4]
# for i in range(0, len(alist)):
#         print(alist[i])


# alist = [1, 2, 3, 4]
# i = 0
# while i < len(alist):
#         print(alist[i])
#         i += 1

# alist = [1, 2, 3, 4]
# alist.insert(1, 'hello')
# print(alist)


a = [1, 2, 3, 4]
for i in range(0, len(a)):
        a[i] = a[i] + 10

print(a)
